EntityQ946860· pop 22· linked from 44 articlesrectangular functionSign in to savefunction whose graph is 0, then 1, then 0 again, in an almost-everywhere continuous wayConnectionsconvolutionEntityInternational Standard Book NumberEntityintegerEntitydigital object identifierEntityderivativeEntityFourier transformEntitycontinuous functionEntityhyperbolic functionEntityprobability density functionEntityDirac delta functionEntitycontinuous uniform distributionEntityrational functionEntityHeaviside step functionEntityMathWorldEntitysamplingEntitydifferentiable functionEntitysplineEntitycharacteristic functionEntitysinc functionEntityEric W. WeissteinEntityCategoriesSpecial functions